21d2450ab1a90949dfb6164e97f16c79e1a6f07656b820fdd8ad12f5a92e897e

General

Target

4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
Size

4.7MB
MD5

4bafd412dac67d7b9e91c4b9dab3a377
SHA1

2f827f2c0c6b4fd148cf18cadfb9d816ef000ffb
SHA256

21d2450ab1a90949dfb6164e97f16c79e1a6f07656b820fdd8ad12f5a92e897e
SHA512

bb72d9bd14007096b49c94f391ed2cb82316feb883fcf6278fcd09512cb4a3b4ea286cab0a260d3aa9cb353d8e245c90863353d1d5a490f316bc7d20b1ffcbcc
SSDEEP

98304:Ae4d8iEityhkhqloaxeq7jhIXUvPBnnom2LSqLy5:nCnyhkhBaxem1tPBn2uqs

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4184-0-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx
behavioral2/memory/4184-1-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx
behavioral2/memory/4184-3-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx
behavioral2/memory/4184-4-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx
behavioral2/memory/4184-19-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 3 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4184 set thread context of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
3516	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96
PID 4184 wrote to memory of 3516	4184	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	96

C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4184
- C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3516

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1036 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:2324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3516-17-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-25-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-12-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-23-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/3516-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-6-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-8-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-22-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3516-18-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/4184-0-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download
memory/4184-19-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download
memory/4184-1-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download
memory/4184-2-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/4184-4-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download
memory/4184-3-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download

Analysis

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